---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3304 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 25G 130G 17% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 851 16235 4 15004 30772 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:4d:ff:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.121/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84744sec preferred_lft 84744sec inet6 fe80::f816:3eff:fe4d:ffd0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:06:a8:8b:61:88 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::6:a8ff:fe8b:6188/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3304) 10/19/26 _x86_64_ (8 CPU) 11:37:06 LINUX RESTART (8 CPU) 11:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:00 590.85 4.90 569.28 16.68 317.02 63147.44 100190.45 12:00:33 109.93 1.08 102.59 6.26 28.55 18501.82 22547.16 Average: 343.67 2.94 329.41 11.32 168.75 40200.22 60282.90 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:00 10591352 28032536 4174744 12.70 546972 16106048 4396296 12.96 4393904 16261848 248052 12:00:33 580540 16375612 14645288 44.57 570932 15492116 25478100 75.13 4741104 23802248 12588 Average: 5585946 22204074 9410016 28.63 558952 15799082 14937198 44.05 4567504 20032048 130320 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:00 lo 2.30 2.30 0.67 0.67 0.00 0.00 0.00 0.00 11:50:00 ens3 507.88 323.33 5493.12 87.71 0.00 0.00 0.00 0.00 11:50:00 docker0 32.19 57.86 2.28 873.05 0.00 0.00 0.00 0.00 11:50:00 br-e226d475f64e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:33 lo 60.48 60.48 274.71 274.71 0.00 0.00 0.00 0.00 12:00:33 ens3 36.46 22.78 500.51 5.68 0.00 0.00 0.00 0.00 12:00:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:33 br-e226d475f64e 52.62 64.35 73.26 229.54 0.00 0.00 0.00 0.00 12:00:33 veth029246b 0.12 0.21 0.01 0.03 0.00 0.00 0.00 0.00 12:00:33 vethcb38d7d 28.90 27.67 248.55 62.68 0.00 0.00 0.00 0.02 12:00:33 veth7463646 17.31 18.50 62.54 55.98 0.00 0.00 0.00 0.01 12:00:33 veth26ba781 142.27 147.09 94.00 75.14 0.00 0.00 0.00 0.01 12:00:33 veth01fea51 67.85 80.29 73.69 474.93 0.00 0.00 0.00 0.04 12:00:33 veth687600f 106.24 99.87 116.08 60.13 0.00 0.00 0.00 0.01 12:00:33 veth024f499 46.07 46.21 27.55 35.86 0.00 0.00 0.00 0.00 Average: lo 32.21 32.21 141.52 141.52 0.00 0.00 0.00 0.00 Average: ens3 265.58 168.85 2926.99 45.54 0.00 0.00 0.00 0.00 Average: docker0 15.65 28.12 1.11 424.32 0.00 0.00 0.00 0.00 Average: br-e226d475f64e 27.05 33.07 37.65 117.98 0.00 0.00 0.00 0.00 Average: veth029246b 0.06 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethcb38d7d 14.85 14.22 127.75 32.22 0.00 0.00 0.00 0.01 Average: veth7463646 8.89 9.51 32.15 28.77 0.00 0.00 0.00 0.00 Average: veth26ba781 73.13 75.60 48.32 38.62 0.00 0.00 0.00 0.00 Average: veth01fea51 34.87 41.27 37.88 244.11 0.00 0.00 0.00 0.02 Average: veth687600f 54.61 51.33 59.66 30.90 0.00 0.00 0.00 0.00 Average: veth024f499 23.68 23.75 14.16 18.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3304) 10/19/26 _x86_64_ (8 CPU) 11:37:06 LINUX RESTART (8 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:50:00 all 39.48 0.00 5.54 1.19 0.03 53.77 11:50:00 0 39.73 0.00 5.17 1.76 0.04 53.31 11:50:00 1 38.94 0.00 5.15 0.90 0.03 54.98 11:50:00 2 42.05 0.00 5.93 1.35 0.03 50.64 11:50:00 3 42.48 0.00 5.79 1.03 0.03 50.67 11:50:00 4 35.62 0.00 5.93 0.95 0.03 57.48 11:50:00 5 38.05 0.00 5.24 1.13 0.03 55.55 11:50:00 6 38.09 0.00 5.86 1.13 0.03 54.89 11:50:00 7 40.85 0.00 5.24 1.26 0.03 52.62 12:00:33 all 24.90 0.03 4.93 0.40 0.03 69.70 12:00:33 0 23.46 0.04 6.03 0.27 0.03 70.17 12:00:33 1 24.43 0.04 5.18 0.36 0.03 69.95 12:00:33 2 24.63 0.03 4.86 0.29 0.03 70.16 12:00:33 3 25.51 0.01 4.85 0.89 0.03 68.71 12:00:33 4 25.63 0.04 4.65 0.32 0.03 69.34 12:00:33 5 25.22 0.02 4.54 0.31 0.04 69.88 12:00:33 6 25.19 0.04 4.68 0.28 0.04 69.78 12:00:33 7 25.19 0.02 4.65 0.48 0.03 69.63 Average: all 31.99 0.02 5.23 0.78 0.03 61.95 Average: 0 31.31 0.02 5.62 0.99 0.03 62.03 Average: 1 31.48 0.02 5.17 0.62 0.03 62.68 Average: 2 33.10 0.02 5.38 0.81 0.03 60.66 Average: 3 33.77 0.01 5.31 0.96 0.03 59.93 Average: 4 30.49 0.02 5.27 0.63 0.03 63.57 Average: 5 31.46 0.01 4.88 0.71 0.03 62.90 Average: 6 31.47 0.02 5.25 0.69 0.04 62.53 Average: 7 32.82 0.01 4.93 0.86 0.03 61.34